85867216

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{911}}^1$

素因数の和:1099

約数の個数: 40

約数和(自身を含む): 171667584

約数和(自身を除く): 85800368

約数列:

[1, 2, 4, 8, 16, 43, 86, 137, 172, 274, 344, 548, 688, 911, 1096, 1822, 2192, 3644, 5891, 7288, 11782, 14576, 23564, 39173, 47128, 78346, 94256, 124807, 156692, 249614, 313384, 499228, 626768, 998456, 1996912, 5366701, 10733402, 21466804, 42933608, 85867216]

約数ペア:

[(1, 85867216), (2, 42933608), (4, 21466804), (8, 10733402), (16, 5366701), (43, 1996912), (86, 998456), (137, 626768), (172, 499228), (274, 313384), (344, 249614), (548, 156692), (688, 124807), (911, 94256), (1096, 78346), (1822, 47128), (2192, 39173), (3644, 23564), (5891, 14576), (7288, 11782)]